Spacetime is a sort of measure, like in wave-collapse, or a conceptual measure on paper used for illustrating/measuring fields by people?
In the above diagram, I should replace spacetime with universe and the line between the universe and em field, I should label spacetime? Or is spacetime just...
I am having a very difficult time picturing space-time and fields and all...
Anyone here have a sort of flow chart or procedural chart that I could use to try to better wrap my head around what this place is?
Sort of starting with universe and then going into spacetime and from spacetime to...